Perhaps you should try some spelling variations:
trien thuoc » trien thuc, trien thuong, tin thuoc
hoc chuyen » khong chuyen
thuoc sach » hoc sach, nuoc sach, thuat sach
sach tren » sach tien, sach tranh
hoan phan » hoa phan, doan phan, hoan thanh
toan phan » thanh phan, toan ban, hoa phan
may trinh » may tinh, lap trinh, quy trinh
tren hoc » truyen hoc, trung hoc, triet hoc
dang may » mang may, dang xay, dung may
su sach » so sach, vu sach

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: su sach tren hoc chuyen đe ky thuat: trien thuoc sach ((hoan phan) OR (toan phan)) dang may trinh~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach tren hoc chuyen đe ky thuat: trien thuoc sach ((hoan phan) OR (toan phan)) dang may trinh".
• Adding a wildcard symbol may retrieve word variants: su sach tren hoc chuyen đe ky thuat: trien thuoc sach ((hoan phan) OR (toan phan)) dang may trinh*.